| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | China | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 4 | |
| #4 | United States | 3 | |
| #5 | Australia | 2 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Saran Mohan S | 8 |
| #2 | Brooks James R | 4 |
| #3 | Price Kenneth Raburn | 4 |
| #4 | Luxbacher George Walter | 4 |
| #5 | Saran Mohan Singh | 4 |
| #6 | Potts David Cornelius | 3 |
| #7 | Sturdivan Charles N | 2 |
| #8 | Luxbacher George W | 2 |
| #9 | Salan M S | 1 |
| #10 | Potts David C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN1829810A | A process for reclaiming phosphorus | |
| US6620396B2 | Method of removing phosphorus from sludge | |
| US6446812B1 | Removal of elemental phosphorus from mixtures with other solids | |
| US6451276B1 | Recovery of elemental phosphorus from phosphorus sludge |